Assessment of risk factors associated with development of oronasal fistula as a late complication after Carbon Ion Radiotherapy for Head and Neck Cancer

Assessment of risk factors associated with development of oronasal fistula as a late complication after Carbon Ion Radiotherapy for Head and Neck Cancer - Assessment of risk factors associated with development of oronasal fistula as a late complication after Carbon Ion Radiotherapy for Head and Neck Cancer

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000035960

Enrollment

Registered

2019-02-20

Start date

2019-02-16

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

sinonasal and oral cavity cancers

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: sinonasal carcinomas and oral cavity cancer patients treated with definitive carbon ion radiotherapy between 2006 - 2011 who were followed up for more than 5 years.

Exclusion criteria

Exclusion criteria: inadequate evaluation for maxilla. irradiated volume not including maxilla

Design outcomes

Primary

Measure	Time frame
development of oronasal fistula	—

Countries

Japan

Contacts

Public ContactOffice of the hospital

National Institutes for Quantum and Radiological Sciences and Technology Hospital of the National Institute of Radiological Sciences

koto.masashi@qst.go.jp043-206-3306

Outcome results